summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ath
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar5008_phy.c25
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9002_hw.c19
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c7
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/init.c9
-rw-r--r--drivers/net/wireless/ath/ath9k/rc.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/recv.c8
-rw-r--r--drivers/net/wireless/ath/carl9170/tx.c9
8 files changed, 46 insertions, 36 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
index f901a17f76ba..86a891f93fc9 100644
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -489,8 +489,6 @@ static int ar5008_hw_rf_alloc_ext_banks(struct ath_hw *ah)
ATH_ALLOC_BANK(ah->analogBank6Data, ah->iniBank6.ia_rows);
ATH_ALLOC_BANK(ah->analogBank6TPCData, ah->iniBank6TPC.ia_rows);
ATH_ALLOC_BANK(ah->analogBank7Data, ah->iniBank7.ia_rows);
- ATH_ALLOC_BANK(ah->addac5416_21,
- ah->iniAddac.ia_rows * ah->iniAddac.ia_columns);
ATH_ALLOC_BANK(ah->bank6Temp, ah->iniBank6.ia_rows);
return 0;
@@ -519,7 +517,6 @@ static void ar5008_hw_rf_free_ext_banks(struct ath_hw *ah)
ATH_FREE_BANK(ah->analogBank6Data);
ATH_FREE_BANK(ah->analogBank6TPCData);
ATH_FREE_BANK(ah->analogBank7Data);
- ATH_FREE_BANK(ah->addac5416_21);
ATH_FREE_BANK(ah->bank6Temp);
#undef ATH_FREE_BANK
@@ -805,27 +802,7 @@ static int ar5008_hw_process_ini(struct ath_hw *ah,
if (ah->eep_ops->set_addac)
ah->eep_ops->set_addac(ah, chan);
- if (AR_SREV_5416_22_OR_LATER(ah)) {
- REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites);
- } else {
- struct ar5416IniArray temp;
- u32 addacSize =
- sizeof(u32) * ah->iniAddac.ia_rows *
- ah->iniAddac.ia_columns;
-
- /* For AR5416 2.0/2.1 */
- memcpy(ah->addac5416_21,
- ah->iniAddac.ia_array, addacSize);
-
- /* override CLKDRV value at [row, column] = [31, 1] */
- (ah->addac5416_21)[31 * ah->iniAddac.ia_columns + 1] = 0;
-
- temp.ia_array = ah->addac5416_21;
- temp.ia_columns = ah->iniAddac.ia_columns;
- temp.ia_rows = ah->iniAddac.ia_rows;
- REG_WRITE_ARRAY(&temp, 1, regWrites);
- }
-
+ REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites);
REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC);
ENABLE_REGWRITE_BUFFER(ah);
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
index 11f192a1ceb7..d190411ac8f5 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
@@ -180,6 +180,25 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac,
ARRAY_SIZE(ar5416Addac), 2);
}
+
+ /* iniAddac needs to be modified for these chips */
+ if (AR_SREV_9160(ah) || !AR_SREV_5416_22_OR_LATER(ah)) {
+ struct ar5416IniArray *addac = &ah->iniAddac;
+ u32 size = sizeof(u32) * addac->ia_rows * addac->ia_columns;
+ u32 *data;
+
+ data = kmalloc(size, GFP_KERNEL);
+ if (!data)
+ return;
+
+ memcpy(data, addac->ia_array, size);
+ addac->ia_array = data;
+
+ if (!AR_SREV_5416_22_OR_LATER(ah)) {
+ /* override CLKDRV value */
+ INI_RA(addac, 31,1) = 0;
+ }
+ }
}
/* Support for Japan ch.14 (2484) spread */
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index ee7759575050..87db1ee1c298 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1037,13 +1037,16 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
/*
* Workaround for early ACK timeouts, add an offset to match the
- * initval's 64us ack timeout value.
+ * initval's 64us ack timeout value. Use 48us for the CTS timeout.
* This was initially only meant to work around an issue with delayed
* BA frames in some implementations, but it has been found to fix ACK
* timeout issues in other cases as well.
*/
- if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
+ if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) {
acktimeout += 64 - sifstime - ah->slottime;
+ ctstimeout += 48 - sifstime - ah->slottime;
+ }
+
ath9k_hw_set_sifs_time(ah, sifstime);
ath9k_hw_setslottime(ah, slottime);
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 6a29004a71b0..c8261d4fc780 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -940,7 +940,6 @@ struct ath_hw {
u32 *analogBank6Data;
u32 *analogBank6TPCData;
u32 *analogBank7Data;
- u32 *addac5416_21;
u32 *bank6Temp;
u8 txpower_limit;
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index abf943557dee..53a005d288aa 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -822,6 +822,11 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc,
ARRAY_SIZE(ath9k_tpt_blink));
#endif
+ INIT_WORK(&sc->hw_reset_work, ath_reset_work);
+ INIT_WORK(&sc->hw_check_work, ath_hw_check);
+ INIT_WORK(&sc->paprd_work, ath_paprd_calibrate);
+ INIT_DELAYED_WORK(&sc->hw_pll_work, ath_hw_pll_work);
+
/* Register with mac80211 */
error = ieee80211_register_hw(hw);
if (error)
@@ -840,10 +845,6 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc,
goto error_world;
}
- INIT_WORK(&sc->hw_reset_work, ath_reset_work);
- INIT_WORK(&sc->hw_check_work, ath_hw_check);
- INIT_WORK(&sc->paprd_work, ath_paprd_calibrate);
- INIT_DELAYED_WORK(&sc->hw_pll_work, ath_hw_pll_work);
sc->last_rssi = ATH_RSSI_DUMMY_MARKER;
ath_init_leds(sc);
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index b3c3798fe513..a427a16bb739 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -694,7 +694,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc,
return rate;
/* This should not happen */
- WARN_ON(1);
+ WARN_ON_ONCE(1);
rate = ath_rc_priv->valid_rate_index[0];
@@ -1346,7 +1346,7 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
fc = hdr->frame_control;
for (i = 0; i < sc->hw->max_rates; i++) {
struct ieee80211_tx_rate *rate = &tx_info->status.rates[i];
- if (!rate->count)
+ if (rate->idx < 0 || !rate->count)
break;
final_ts_idx = i;
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 0e666fbe0842..7e1a91af1497 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -822,6 +822,14 @@ static bool ath9k_rx_accept(struct ath_common *common,
(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC |
ATH9K_RXERR_KEYMISS));
+ /*
+ * Key miss events are only relevant for pairwise keys where the
+ * descriptor does contain a valid key index. This has been observed
+ * mostly with CCMP encryption.
+ */
+ if (rx_stats->rs_keyix == ATH9K_RXKEYIX_INVALID)
+ rx_stats->rs_status &= ~ATH9K_RXERR_KEYMISS;
+
if (!rx_stats->rs_datalen)
return false;
/*
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index d19a9ee9d057..bbc813dee983 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -1234,6 +1234,7 @@ static bool carl9170_tx_ps_drop(struct ar9170 *ar, struct sk_buff *skb)
{
struct ieee80211_sta *sta;
struct carl9170_sta_info *sta_info;
+ struct ieee80211_tx_info *tx_info;
rcu_read_lock();
sta = __carl9170_get_tx_sta(ar, skb);
@@ -1241,16 +1242,18 @@ static bool carl9170_tx_ps_drop(struct ar9170 *ar, struct sk_buff *skb)
goto out_rcu;
sta_info = (void *) sta->drv_priv;
- if (unlikely(sta_info->sleeping)) {
- struct ieee80211_tx_info *tx_info;
+ tx_info = IEEE80211_SKB_CB(skb);
+ if (unlikely(sta_info->sleeping) &&
+ !(tx_info->flags & (IEEE80211_TX_CTL_POLL_RESPONSE |
+ IEEE80211_TX_CTL_CLEAR_PS_FILT))) {
rcu_read_unlock();
- tx_info = IEEE80211_SKB_CB(skb);
if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
atomic_dec(&ar->tx_ampdu_upload);
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
+ carl9170_release_dev_space(ar, skb);
carl9170_tx_status(ar, skb, false);
return true;
}
OpenPOWER on IntegriCloud